<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .title{
            color: red;
        }
    </style>
</head>
<body>
    <div id="app"></div>
    <script type="text/javascript" src="../js/react.development.js"></script>
    <script type="text/javascript" src="../js/react-dom.development.js"></script>
    <script type="text/javascript" src="../js/babel.min.js"></script>
    <script type="text/babel">
    // 函数式组件
    function Demo() {
        console.log(this); //由于babel使用了严格模式，所以this指向undefined，
        // 返回jsx
        return <h1>函数式组件</h1>
    }

    // 类
    class Person{
        constructor(name, age) {
            this.name = name;
            this.age = age;
        }

        speak() {
            console('speak')
        }
    }
    const p1 = new Person('xx', 11)
    console.log(p1)

    function Persion1(name, age) {
        this.name = name;
        this.age = age;
    }
    Persion1.prototype.speak = function() {
        console('speak11')
    }
    const p2 = new Persion1('s', 3);
    // 渲染dom
    ReactDOM.render(<Demo />, document.getElementById('app'))
    </script>

</body>
</html>